R Grotto Ristorante R special deep dish and thin crust pizza, BBQ Ribs and tantalizing pasta dishes. We have a full bar, with specialty beers and wine available. Open 4:00 pm to midnight 7 days a week. Dine In, Carry Out & Delivery! Previous Next Previous Next 710 La Salle St. Ottawa, Illinois 61350 (815) 431-1100 Web Site Facebook Loading... No Records Found Sorry, no records were found. Please adjust your search criteria and try again. Maps failed to load Sorry, unable to load the Maps API.